16955760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 160

約数和(自身を含む): 56567808

約数和(自身を除く): 39612048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 43, 48, 53, 60, 62, 80, 86, 93, 106, 120, 124, 129, 155, 159, 172, 186, 212, 215, 240, 248, 258, 265, 310, 318, 344, 372, 424, 430, 465, 496, 516, 530, 620, 636, 645, 688, 744, 795, 848, 860, 930, 1032, 1060, 1240, 1272, 1290, 1333, 1488, 1590, 1643, 1720, 1860, 2064, 2120, 2279, 2480, 2544, 2580, 2666, 3180, 3286, 3440, 3720, 3999, 4240, 4558, 4929, 5160, 5332, 6360, 6572, 6665, 6837, 7440, 7998, 8215, 9116, 9858, 10320, 10664, 11395, 12720, 13144, 13330, 13674, 15996, 16430, 18232, 19716, 19995, 21328, 22790, 24645, 26288, 26660, 27348, 31992, 32860, 34185, 36464, 39432, 39990, 45580, 49290, 53320, 54696, 63984, 65720, 68370, 70649, 78864, 79980, 91160, 98580, 106640, 109392, 131440, 136740, 141298, 159960, 182320, 197160, 211947, 273480, 282596, 319920, 353245, 394320, 423894, 546960, 565192, 706490, 847788, 1059735, 1130384, 1412980, 1695576, 2119470, 2825960, 3391152, 4238940, 5651920, 8477880, 16955760]

約数ペア:

[(1, 16955760), (2, 8477880), (3, 5651920), (4, 4238940), (5, 3391152), (6, 2825960), (8, 2119470), (10, 1695576), (12, 1412980), (15, 1130384), (16, 1059735), (20, 847788), (24, 706490), (30, 565192), (31, 546960), (40, 423894), (43, 394320), (48, 353245), (53, 319920), (60, 282596), (62, 273480), (80, 211947), (86, 197160), (93, 182320), (106, 159960), (120, 141298), (124, 136740), (129, 131440), (155, 109392), (159, 106640), (172, 98580), (186, 91160), (212, 79980), (215, 78864), (240, 70649), (248, 68370), (258, 65720), (265, 63984), (310, 54696), (318, 53320), (344, 49290), (372, 45580), (424, 39990), (430, 39432), (465, 36464), (496, 34185), (516, 32860), (530, 31992), (620, 27348), (636, 26660), (645, 26288), (688, 24645), (744, 22790), (795, 21328), (848, 19995), (860, 19716), (930, 18232), (1032, 16430), (1060, 15996), (1240, 13674), (1272, 13330), (1290, 13144), (1333, 12720), (1488, 11395), (1590, 10664), (1643, 10320), (1720, 9858), (1860, 9116), (2064, 8215), (2120, 7998), (2279, 7440), (2480, 6837), (2544, 6665), (2580, 6572), (2666, 6360), (3180, 5332), (3286, 5160), (3440, 4929), (3720, 4558), (3999, 4240)]